M. B. Campbell

Agnes Gnaedinger

Agnes Gnaedinger was a chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Martha Trowbridge

Martha Trowbridge worked for the H. K. Ferguson Company.

C.J. Sheeran

Patricia Fallin

Patricia Fallin was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.